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<?php |
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/** |
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* This file is a part of nekland youtube api package |
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* |
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* (c) Nekland <[email protected]> |
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* |
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* For the full license, take a look to the LICENSE file |
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* on the root directory of this project |
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*/ |
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namespace Nekland\YoutubeApi\Http\Auth; |
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use Guzzle\Http\Client; |
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use Namshi\JOSE\JWS; |
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use Nekland\BaseApi\Http\Auth\AuthInterface; |
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use Nekland\YoutubeApi\Exception\AuthException; |
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use Nekland\YoutubeApi\Exception\MissingOptionException; |
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/** |
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* Class ServiceAuth |
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* |
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* Options: |
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* email: google api service account |
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* cert_file: path to the file that contain the certificate |
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* cert_password: password to decrypt the (p12) certificate |
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*/ |
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class ServiceAuth implements AuthInterface |
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{ |
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/** |
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* @var array |
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*/ |
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protected $options; |
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/** |
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* @var \Guzzle\Http\ClientInterface |
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*/ |
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protected $client; |
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/** |
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* @param \Guzzle\Http\ClientInterface $client |
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*/ |
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public function __construct(\Guzzle\Http\ClientInterface $client = null) |
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{ |
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if (null === $client) { |
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$this->client = new Client(); |
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} else { |
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$this->client = $client; |
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} |
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} |
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/** |
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* @param \Guzzle\Http\Message\Request $request |
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*/ |
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public function auth(\Guzzle\Http\Message\Request $request) |
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{ |
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if (!$request->hasHeader('Authorization')) { |
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$token = $this->getToken(); |
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$request->addHeader('Authorization', 'Bearer '.$token); |
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} |
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} |
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/** |
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* @return string |
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*/ |
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private function getToken() |
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{ |
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$jws = new JWS('RS256'); |
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$jws->setPayload(array( |
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'iss' => $this->getIss(), |
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'scope' => 'https://www.googleapis.com/auth/youtube', |
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'aud' =>'https://www.googleapis.com/oauth2/v4/token', |
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'exp' => time() + 60, |
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'iat' => time() |
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)); |
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$jws->sign($this->getPrivateKey()); |
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$response = $this->client->post( |
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'https://accounts.google.com/o/oauth2/token', |
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['Content-Type' => 'application/x-www-form-urlencoded'], |
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[ |
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'grant_type' => 'urn:ietf:params:oauth:grant-type:jwt-bearer', |
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'assertion' => $jws->getTokenString() |
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], |
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['debug' => true] |
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); |
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$finalArray = json_decode((string) $response->send()->getBody(), true); |
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return $finalArray['access_token']; |
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} |
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/** |
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* @return string |
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*/ |
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protected function getIss() |
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{ |
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return $this->getOption('email'); |
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} |
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/** |
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* @return string |
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* @throws \Nekland\YoutubeApi\Exception\AuthException |
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*/ |
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protected function getPrivateKey() |
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{ |
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$file = $this->getOption('cert_file'); |
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$res = array(); |
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$brutCertificate = file_get_contents($file); |
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$worked = openssl_pkcs12_read($brutCertificate, $res, $this->getOption('cert_password', 'notasecret')); |
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if ($worked) { |
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return $res['pkey']; |
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} |
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throw new AuthException(sprintf('The certificate "%" looks wrong PHP cannot open it.', $file)); |
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} |
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/** |
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* @param string $option |
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* @param mixed $default |
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* @return mixed |
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* @throws \Nekland\YoutubeApi\Exception\MissingOptionException |
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*/ |
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protected function getOption($option, $default=null) |
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{ |
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if (isset($this->options[$option])) { |
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return $this->options[$option]; |
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} |
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if (null !== $default) { |
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return $default; |
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} |
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throw new MissingOptionException(sprintf('The option "%s" is missing on the configuration of "%".', $option, get_class($this))); |
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} |
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/** |
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* @param array $options |
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* @return AuthInterface |
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*/ |
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public function setOptions(array $options) |
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{ |
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$this->options = $options; |
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return $this; |
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} |
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} |
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Nekland /
YoutubeApi
It seems like the type of the argument is not accepted by the function/method which you are calling.
In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug.
We suggest to add an explicit type cast like in the following example: